(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

PROCESSO DE OBTENÇÃO DE PASTA COMBUSTÍVEL E PRODUTO RESULTANTE.

ConcedidaInvention Patent
Talk to an expert

Application data

Number

PI7905775

Type

Invention Patent

Filing

09/10/1979

Publication

-
View on INPI

Progress at the INPI

  1. Filing09/10/79
  2. Publication
  3. Examination
  4. Allowance09/13/88
  5. Grant07/25/89
  6. Terminated01/28/92

The patent was granted on 07/25/1989 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. G. (pessoa física)

SP, BR

H. C. (pessoa física)

SP, BR

Inventors

B. [. (pessoa física)

G. [. (pessoa física)

M. [. (pessoa física)

Technical data

IPC Classification

C10L 5/02C10L 5/44

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/25/1989

RPI 979

Notificação para pagamento de retribuição

#13.1

01/03/1989

RPI 950

Deferimento

#9.1

09/13/1988

RPI 934

Exigência - art. 36 da LPI

#6.1

05/24/1988

RPI 918

Exigência - art. 36 da LPI

#6.1

12/15/1987

RPI 895

Retificação

#15.6

08/04/1987

RPI 876

Retificação

#15.3

04/22/1987

RPI 861

Conhecimento de parecer técnico

#7.1

01/31/1984

RPI 693

Anuidade - prazo legal encerrado

#18.2

01/28/1992

RPI 1104

Related

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.